August weather forecast
Acorn, TN

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Weather in August

August, the last month of the summer in Acorn, is another tropical month, with an average temperature ranging between min 64.8°F (18.2°C) and max 86.7°F (30.4°C).

Temperature

August's advent notes a subtle adjustment in average high-temperature to a still tropical 86.7°F (30.4°C) from July. Acorn experiences a significant reduction from daytime highs with an average low-temperature of 64.8°F (18.2°C) in August.

Heat index

In August, the heat index is calculated to be a sweltering 98.6°F (37°C). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', gives a temperature feeling by integrating air temperature and humidity. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

August is the least humid month, with an average relative humidity of 74%.

Rainfall

In Acorn, during August, the rain falls for 15.1 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Acorn, Tennessee, during the entire year, the rain falls for 159.4 days and collects up to 35.71" (907mm) of precipitation.

Snowfall

In Acorn, snow does not fall in May through September.

Daylight

In Acorn, the average length of the day in August is 13h and 28min.
On the first day of August, sunrise is at 6:45 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 8:04 pm EDT.

Sunshine

In Acorn, the average sunshine in August is 9.9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Acorn in August?

August temperatures vary between a high-temperature of 86.7°F (30.4°C) and a low-temperature of 64.8°F (18.2°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is calculated to be 98.6°F (37°C).

What is the least humid month in Acorn?

With an average relative humidity of 74%, August is the least humid month in Acorn.

What is the average humidity in August in Acorn?

In Acorn, Tennessee, the average relative humidity in August is 74%.

How much does it rain in Acorn in August?

In August, in Acorn, the rain falls for 15.1 days. Throughout August, 2.83" (72mm) of precipitation is accumulated.

When it does not snow in Acorn?

May through September are months without snowfall in Acorn.

How many hours of daylight does Acorn have in August?

In Acorn, the average day length in August is 13h and 28min.

When is the sunrise / sunset in August in Acorn?

In August, on the first day of the month, sunrise is at 6:45 am and sunset at 8:40 pm. On the last day of the month, in Acorn, sunrise is at 7:08 am and sunset at 8:04 pm EDT.

How many hours of sunshine does Acorn have in August?

In August, the average sunshine duration is 9.9h.

What are the months with the highest UV index in Acorn?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in August in Acorn?

The average daily maximum UV index in August in Acorn, Tennessee, is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Acorn, TN

Average temperature in August - Acorn, TN
  • Average high temperature in August: 86.7°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45.7°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in August
Acorn, TN

Average pressure in August - Acorn, TN
  • Average pressure in August: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in August
Acorn, TN

Average wind speed in August - Acorn, TN
  • Average wind speed in August: 4mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest months (with the lowest average wind speed) are July and August (4mph).

Average humidity in August
Acorn, TN

Average humidity in August - Acorn, TN
  • Average humidity in August: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (74%).

Average rainfall in August
Acorn, TN

Average rainfall in August - Acorn, TN
  • Average rainfall in August: 2.83"

The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in August
Acorn, TN

Average rainfall days in August - Acorn, TN
  • Average rainfall days in August: 15.1 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in August
Acorn, TN

Average snowfall in August - Acorn, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Acorn, TN

Average snowfall days in August - Acorn, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Acorn, TN

Average daylight in August / Average sunshine in August - Acorn, TN
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in August
Acorn, TN

Average sunshine days in August - Acorn, TN
  • Average sunshine days in August: 14 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in August
Acorn, TN

Average UV index in August - Acorn, TN
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Acorn, TN

Average cloud cover in August - Acorn, TN
  • Average cloud cover in August: 29

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in August
Acorn, TN

Average visibility in August - Acorn, TN
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Acorn, Tennessee, USA

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